Howard Vernon

as Inspector Jackson

Maria Vincent

as Madeleine

Andrex

as Mathias

Junie Astor

as Magda

Marcel Pérès

as Victor Belloy

Joëlle Bernard

as Lucy

Pauline Carton

as Louise Belloy

Frédéric O'Brady

as Mike

Robert Dalban

as Commissioner Meunier

Roland Bailly

as Chando

Georges Bever

as Morgue keeper

Fernand Rauzéna

as Commissioner Masson

Jacques Bourgeois

Ronald Bell

Edgar Duvivier

Paul Grandjean

Robert Lassus

Pierre Moncorbier

Habib Mustapha

as Contact in Istanbul

Marcel Duhamel

as (uncredited)

Michel Garland

as (uncredited)

Fernand Kindt

as (uncredited)